| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 5096 |
| Headlamp aim out of alignment | 3383 |
| Brakes imbalanced across an axle | 3190 |
| Brake pipe excessively corroded | 2473 |
| Registration plate lamp issues | 2452 |
| Rear brake binding | 1393 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1080 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 960 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 655 |
| Offside Stop lamp not working |1.2.1b| | 629 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 553 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 536 |
| Windscreen washer not working | 516 |
| Anti-lock braking system warning lamp indicates an ABS fault | 495 |
| Parking brake: efficiency below requirements |3.7.B.7| | 490 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 462 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 458 |
| Parking brake lever has no reserve travel |3.1.6b| | 429 |
| Rear brake disc in such a condition that it is seriously weakened | 428 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 418 |
| Rear brake application uneven | 396 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 389 |
| Nearside Stop lamp not working |1.2.1b| | 347 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 333 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 326 |
| Registration plate issues | 306 |
| Front brake application uneven | 298 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 295 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 290 |
| Rear parking brake recording little or no effort | 278 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 275 |
| Brake hose excessively deteriorated | 262 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 248 |
| Offside Front Position lamp not working |4.2.1 |a|| | 247 |
| Offside Rear Stop lamp not working |1.2.1b| | 244 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 237 |
| Rear Mechanical brake component has restricted free movement | 207 |
| Service brake: efficiency below requirements |3.7.B.7| | 205 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 200 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 187 |
| Front brake disc in such a condition that it is seriously weakened | 180 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 177 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 175 |
| Battery insecure |1.9.1| | 170 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 169 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 161 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 153 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 143 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 140 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 138 |
| Nearside Rear Stop lamp not working |1.2.1b| | 136 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 134 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 132 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 130 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 128 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 126 |
| Front brake excessively fluctuating | 124 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 122 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 116 |
| Nearside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 110 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 108 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 107 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 107 |
| Nearside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 104 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 98 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 98 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 97 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 97 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 97 |
| Offside rear brake excessively fluctuating |3.7.B.3| | 96 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 95 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 95 |
| Electronic stability control warning lamp indicates a fault |7.12 |e|| | 92 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 90 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 87 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 84 |
| Offside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 82 |